12092122981129 has 3 divisors (see below), whose sum is σ = 12092126458503. Its totient is φ = 12092119503756.

The previous prime is 12092122981121. The next prime is 12092122981193. The reversal of 12092122981129 is 92118922129021.

It is a happy number.

The square root of 12092122981129 is 3477373.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 3692258325625 + 8399864655504 = 1921525^2 + 2898252^2 .

It is not a de Polignac number, because 12092122981129 - 2³ = 12092122981121 is a prime.

It is a super-2 number, since 2×12092122981129² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12092122981121) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1738687 + ... + 5216059.

It is an arithmetic number, because the mean of its divisors is an integer number (4030708819501).

Almost surely, 2^{12092122981129} is an apocalyptic number.

12092122981129 is the 3477373-rd square number.

12092122981129 is the 1738687-th centered octagonal number.

It is an amenable number.

12092122981129 is a deficient number, since it is larger than the sum of its proper divisors (3477374).

12092122981129 is an frugal number, since it uses more digits than its factorization.

12092122981129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6954746 (or 3477373 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 49.

Multiplying 12092122981129 by its sum of digits (49), we get a square (592514026075321 = 24341611²).

The spelling of 12092122981129 in words is "twelve trillion, ninety-two billion, one hundred twenty-two million, nine hundred eighty-one thousand, one hundred twenty-nine".